[HDDS-4591] BasicOzoneFileSystem reports StorageUnit class not found

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.1.0
• Labels: pull-request-available
• Assignee: Sammi Chen
• Reporter: Sammi Chen
• Created: 15/Dec/20 12:14
• Updated: 16/Dec/20 14:23
• Resolved: 16/Dec/20 09:37

Description

20/12/15 17:31:03 WARN ozone.BasicOzoneFileSystem: delete: Path does not exist: o3fs://ozone.s3v/test2/io_control
java.lang.NoClassDefFoundError: org/apache/hadoop/conf/StorageUnit
at org.apache.hadoop.fs.ozone.BasicOzoneFileSystem.getDefaultBlockSize(BasicOzoneFileSystem.java:706)
at org.apache.hadoop.fs.FileSystem.getDefaultBlockSize(FileSystem.java:2112)
at org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:1085)
at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:273)
at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:320)
at org.apache.hadoop.fs.TestDFSIO.createControlFile(TestDFSIO.java:312)
at org.apache.hadoop.fs.TestDFSIO.run(TestDFSIO.java:816)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
at org.apache.hadoop.fs.TestDFSIO.main(TestDFSIO.java:713)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:71)
at org.apache.hadoop.util.ProgramDriver.run(ProgramDriver.java:144)
at org.apache.hadoop.test.MapredTestDriver.run(MapredTestDriver.java:130)
at org.apache.hadoop.test.MapredTestDriver.main(MapredTestDriver.java:138)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.conf.StorageUnit
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)

The root cause is there is no org/apache/hadoop/conf/StorageUnit in hadoop-ozone-filesystem-hadoop2-1.1.0-SNAPSHOT.jar. We should use org/apache/hadoop/hdds/conf/StorageUnit instead.

Issue Links

• is caused by: HDDS-4503 Provide info on block size via FileSystem
• links to: GitHub Pull Request #1703